OP281/OP481
Rev. D | Page 2 of 20
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Pin Configurations ........................................................................... 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Electrical Specifications ............................................................... 3
Absolute Maximum Ratings ............................................................ 6
Thermal Resistance ...................................................................... 6
ESD Caution .................................................................................. 6
Typical Performance Characteristics ............................................. 7
Applications ..................................................................................... 13
Theory of Operation .................................................................. 13
Input Overvoltage Protection ................................................... 13
Input Offset Voltage ................................................................... 13
Input Common-Mode Voltage Range ..................................... 13
Capacitive Loading ..................................................................... 14
Micropower Reference Voltage Generator .............................. 14
Window Comparator ................................................................. 14
Low-Side Current Monitor ....................................................... 15
Low Voltage Half-Wave and Full-Wave Rectifiers ................. 15
Battery-Powered Telephone Headset Amplifier ..................... 15
Outline Dimensions ....................................................................... 17
Ordering Guide .......................................................................... 18
REVISION HISTORY
9/08—Rev. C to Rev. D
Changes to Figure 40 ...................................................................... 14
Changes to Low-Side Current Monitor Section ......................... 15
Changes to Figure 42 ...................................................................... 15
10/07—Rev. B to Rev. C
Updated Format .................................................................. Universal
Changes to Offset Voltage Drift Condition .................................. 3
Changes to Slew Rate Symbol ......................................................... 5
Changes to Figure 8 .......................................................................... 7
Deleted SPICE Macro-Model Section ......................................... 13
Updated Outline Dimensions ....................................................... 17
Changes to Ordering Guide .......................................................... 18
3/03—Rev. A to Rev. B
Changes to Features .......................................................................... 1
2/03—Rev. 0 to Rev. A
Updated Format .................................................................. Universal
Deleted OP181 .................................................................... Universal
Updated Package Options ................................................. Universal
Deleted OP181 Pin Configurations ................................................ 1
Deleted Epoxy DIP Pin Configurations ......................................... 1
Changes to Absolute Maximum Ratings ........................................ 5
Changes to Ordering Guide ............................................................. 5
Changes to Input Offset Voltage ................................................... 10
Deleted Former Figure 33 ............................................................. 10
Deleted Overdrive Recovery Time Section ................................. 11
Deleted Former Figure 36 ............................................................. 11
Deleted 8-Lead and 14-Lead Plastic DIP (N-8 and N-14)
Outline Dimensions ....................................................................... 14
Updated Outline Dimensions ....................................................... 14